(a)

at the EPO in Munich, its branch at The Hague or its sub-office in Berlin, but not at its sub-office in Vienna

(b)

at the central industrial property office or other competent authority of a contracting state if the law of that state so permits or prescribes.

105

The EPO's addresses are given in Annex IV. The addresses of the national patent authorities and national provisions of the contracting states governing compulsory or optional filing of European patent applications with such authorities are given in "National law relating to the EPC" (see point 4 above).